How many flights depart from Austin to Florida Keys on average per week?

As of May 2026, 104 flights take off from Austin and land in Florida Keys each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

What is the cheapest airline that flies from Austin Bergstrom to Florida Keys?

Frontier, United Airlines, and Allegiant Air are the most popular carriers operating from Austin Bergstrom to Florida Keys

What airlines fly to Florida Keys?

American Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Florida Keys from Austin according to our data. American Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Austin Bergstrom Airport to Florida Keys?

Prices for flights from Austin Bergstrom Airport to Florida Keys were last updated today.

How many operators does momondo search for flights from Austin Bergstrom Airport to Florida Keys?

There are 7 operators available for flights from Austin Bergstrom Airport to Florida Keys as of May 2026.

How old do you have to be to fly from Austin Bergstrom Airport to Florida Keys?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$96 Cheap Flights from Austin to Florida Keys in 2026

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0 bags

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Find the cheapest flights from Austin to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:38 pm - 4:33 pm

AUS

MIA

21h 55m

1 stop

6:00 am - 7:03 pm

MIA

AUS

38h 03m

2 stops

$191Frontier

Tue, Aug 4 - Tue, Aug 11

12:44 pm - 10:47 pm

AUS

MIA

9h 03m

1 stop

8:10 am - 1:08 pm

MIA

AUS

5h 58m

1 stop

$200Frontier

Sat, May 16 - Wed, May 20

1:40 pm - 11:03 pm

AUS

MIA

8h 23m

1 stop

11:19 am - 4:43 pm

MIA

AUS

6h 24m

1 stop

$201Frontier

Fri, Jun 12 - Tue, Jun 16

3:27 pm - 1:49 pm

AUS

MIA

21h 22m

1 stop

3:20 pm - 9:52 am

MIA

AUS

19h 32m

2 stops

$205Frontier

Tue, Jun 9 - Tue, Jun 16

8:15 am - 5:23 pm

AUS

EYW

8h 08m

1 stop

7:50 am - 1:54 pm

EYW

AUS

7h 04m

1 stop

$231Delta

Tue, Jul 7 - Tue, Jul 14

8:12 am - 7:06 pm

AUS

EYW

9h 54m

2 stops

7:40 pm - 11:59 pm

EYW

AUS

5h 19m

1 stop

$263American Airlines

Tue, Jul 14 - Tue, Jul 21

1:31 pm - 7:51 pm

AUS

EYW

5h 20m

1 stop

6:18 pm - 12:18 am

EYW

AUS

7h 00m

1 stop

$265Delta

Thu, Jul 30 - Tue, Aug 4

7:45 pm - 2:37 pm

AUS

EYW

17h 52m

1 stop

10:55 am - 3:02 pm

EYW

AUS

29h 07m

1 stop

$274Allegiant Air

Sun, Jul 12 - Sun, Jul 19

7:45 pm - 2:37 pm

AUS

EYW

17h 52m

1 stop

3:27 pm - 12:07 am

EYW

AUS

33h 40m

2 stops

$282Multiple Airlines

Thu, Jul 9 - Mon, Jul 13

7:45 pm - 2:37 pm

AUS

EYW

17h 52m

1 stop

12:05 pm - 9:37 am

EYW

AUS

22h 32m

1 stop

$294Multiple Airlines

Sun, Jul 12 - Thu, Jul 23

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Frontier flights from Austin to Florida Keys

Our best Frontier deals on Austin to Florida Keys flight tickets

Frontier

Aug 4

AUS5:38 pmAustin Bergstrom

21h 55m

1 stop

MIA4:33 pmMiami

Aug 11

MIA6:00 amMiami

38h 03m

2 stops

AUS7:03 pmAustin Bergstrom

$191

Frontier

May 16

AUS12:44 pmAustin Bergstrom

9h 03m

1 stop

MIA10:47 pmMiami

May 20

MIA8:10 amMiami

5h 58m

1 stop

AUS1:08 pmAustin Bergstrom

$200

Frontier

Jun 12

AUS1:40 pmAustin Bergstrom

8h 23m

1 stop

MIA11:03 pmMiami

Jun 16

MIA11:19 amMiami

6h 24m

1 stop

AUS4:43 pmAustin Bergstrom

$201

Delta flights from Austin to Florida Keys

Our best Delta deals on Austin to Florida Keys flight tickets

Delta

May 16

AUS9:00 amAustin Bergstrom

2h 42m

MIA12:42 pmMiami

May 20

MIA6:59 pmMiami

3h 19m

AUS9:18 pmAustin Bergstrom

$217

Delta

May 16

AUS2:48 pmAustin Bergstrom

5h 39m

1 stop

MIA9:27 pmMiami

May 20

MIA6:59 pmMiami

3h 19m

AUS9:18 pmAustin Bergstrom

$227

Delta

May 20

AUS8:20 amAustin Bergstrom

7h 26m

1 stop

MIA4:46 pmMiami

May 24

MIA6:59 pmMiami

3h 19m

AUS9:18 pmAustin Bergstrom

$228

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Tue 8/4

5:38 pm-4:33 pm

1 stop21h 55m

Miami

Tue 8/11

6:00 am-7:03 pm

2 stops38h 03m

$191

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Sat 5/16

12:44 pm-10:47 pm

1 stop9h 03m

Miami

Wed 5/20

8:10 am-1:08 pm

1 stop5h 58m

$200

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Fri 6/12

1:40 pm-11:03 pm

1 stop8h 23m

Miami

Tue 6/16

11:19 am-4:43 pm

1 stop6h 24m

$201

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Tue 6/9

3:27 pm-1:49 pm

1 stop21h 22m

Miami

Tue 6/16

3:20 pm-9:52 am

2 stops19h 32m

$205

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Tue 7/7

8:15 am-5:23 pm

1 stop8h 08m

Key West

Tue 7/14

7:50 am-1:54 pm

1 stop7h 04m

$231

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Tue 7/14

8:12 am-7:06 pm

2 stops9h 54m

Key West

Tue 7/21

7:40 pm-11:59 pm

1 stop5h 19m

$263

Quickest round-trip

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/30

1:31 pm-7:51 pm

1 stop5h 20m

Key West

Tue 8/4

6:18 pm-12:18 am

1 stop7h 00m

$265

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sun 7/12

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Sun 7/19

10:55 am-3:02 pm

1 stop29h 07m

$274

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/9

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Mon 7/13

3:27 pm-12:07 am

2 stops33h 40m

$282

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sun 7/12

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Thu 7/23

12:05 pm-9:37 am

1 stop22h 32m

$294

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of December is another great option to travel to Florida Keys, with average flight prices from Austin averaging around $42.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Austin to Florida Keys is on a Thursday when prices can be found for as low as $421. The most expensive day to fly to Florida Keys is Saturday, with ticket prices averaging around $537.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Austin to Florida Keys in the evening for as low as $104. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $505.

How far in advance should I book a flight from Austin to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $265 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Austin for as low as $217 on momondo.

Can stopping save me money on Austin to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Austin to Florida Keys.

Cheap Austin to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Florida Keys

Fastest flight time	2h 35m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Austin to Florida Keys takes 2h 35m

Direct flights go from Austin to Florida Keys every day.

There are 3 airports in Florida Keys. From Austin there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Austin to Florida Keys

When did momondo last update prices for flights from Austin Bergstrom Airport to Florida Keys?
Prices for flights from Austin Bergstrom Airport to Florida Keys were last updated today.
How many operators does momondo search for flights from Austin Bergstrom Airport to Florida Keys?
There are 7 operators available for flights from Austin Bergstrom Airport to Florida Keys as of May 2026.
How old do you have to be to fly from Austin Bergstrom Airport to Florida Keys?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Austin to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Austin to Florida Keys is Boeing 737 MAX 8, representing 18.60% of all bookings. The subsequent popular models are Boeing 737-800 at 14.41%, Boeing 737-800 Passenger/BBJ2 (winglets) at 12.84%, and Airbus A319 at 10.66%.

Best airlines flying from Austin to Florida Keys

Compare and see reviews for airlines that fly from Austin to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $125	Free Cancellation	Rating 6.3 8,633 reviews	Search Spirit Airlines flights
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
American Airlines	PriceFrom $224	Free Cancellation	Rating 7.1 11,670 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Florida Keys?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Austin to Florida Keys. momondo saves you time and could save you money on your trip.

Can I find flights from Austin to Florida Keys with flexible booking policies on momondo?

All flight searches from Austin to Florida Keys on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Austin to Florida Keys?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Florida Keys.

I’m not ready to book a flight from Austin to Florida Keys right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Florida Keys from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.